Question

1/5+2√3 rationalise the denominator
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Answer 1

Answer:

$\frac{1}{5 + 2 \sqrt{3} }$

=

$\frac{1(5 - 2 \sqrt{3)} }{ {5}^{2} - {(2 \sqrt{3}) }^{2} }$

=

$\frac{5 - 2 \sqrt{3} }{25 - 12}$

=

$\frac{5 - 2 \sqrt{3} }{13}$

is the answer.

Substitute value of √3 to get a magnitude.

Answer 2

Answer:

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Step-by-step explanation:

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